afikoman lit. dessert; the portion of matza eaten to conclude the Seder meal
aĥshevei a principle whereby one’s actions indicate that he assigns subjective significance to an otherwise insignificant object
al ha-sova while satisfied
bal yera’eh the prohibition against ĥametz being seen in one’s possession on Pesaĥ
bal yimatzei the prohibition against ĥametz being found in one’s possession on Pesaĥ
basar be-ĥalav the forbidden mixture of milk and meat
batei midrash Torah study halls
batel be-rov rendered insignificant by the majority
batel be-shishim  rendered insignificant as less than one sixtieth of a mixture
be-di’avad a level of performance that ex post facto satisfies an obligation in a less-than-ideal manner
bedika search; often used as shorthand for bedikat ĥametz
bedikat ĥametz  the mitzva to search for ĥametz in order to eliminate it from possession before Pesaĥ; see chapter 4
beit din rabbinical court
beit knesset  synagogue
ben yomo less than 24 hours (the time it takes for absorbed taste to become foul) removed from last use
berakha  a formal blessing recited before eating or performing a mitzva, and on other occasions
berakha aĥarona a blessing recited after eating or drinking
berakhale-vatala  a blessing in vain
Birkat Ha-mazon known as the “grace after meals”; the berakha aĥarona consisting of four berakhot recited after a bread-based meal
bitul nullification
bi’ur ĥametz  the elimination of ĥametz
bli neder a verbal caveat that ensures that an undertaking does not acquire the status of a vow
de-Oraita biblically mandated
Eretz Yisrael the Land of Israel
Erev Pesaĥ lit. the eve Pesaĥ; the day preceding Pesaĥ, on which Israel is obligated to offer the korban Pesaĥ
gebrokts see matza sheruya and sec. 8:2
ĤagHa-matzot the Festival of Unleavened Bread; the biblical name for Pesaĥ
Hagada the central text of the Seder, the central part of which retells the story of the Exodus
hagala  immersion in boiling water; see chapter 10
halakha the collective body of Jewish law; an individual Jewish law
ĥalla  the mitzva to give a part of a large batch of dough to a kohen
Hallel chapters 113-118 of Tehilim, all of which are thanksgiving psalms, recited on Jewish holidays
Hallel Ha-gadol Tehilim chapter 136; the “Great Hallel” 
ĥametz cereal grain that leavened; see chapter 2.
ĥametz gamur absolute ĥametz, in which the leavening process has been completed
ĥametz nuksheh “hardened ĥametz”; see section 2:5
ĥametz she-avar alav ha-Pesaĥ ĥametz that belonged to a Jew during the holiday 
ha-motzi the berakha over bread
ha-motzi leĥem min ha-aretz “Who brings forth bread from the earth”; the formula for the berakha on bread
ĥaroset a sweet paste made of fruits and nuts eaten at the Seder to commemorate the clay mortar our forefathers made when they were enslaved in Egypt
hasava reclining; see 16:10-11
hatarat nedarim the annulment of vows before a rabbinical court
heavy libun see libun
hefker ownerless
hefsek A problematic interruption between two acts or recitations that must be performed or recited together
heteira bala it absorbed permissible matter
Ĥol Ha-mo’ed the intermediate days of Sukkot and Pesaĥ, on which certain weekday activities are permitted
ĥozer ve-ne’or “reawakened”; the reversal of nullification in which a nullified ingredient regains its former status; see sections 7:2-3
ĥutz la-aretz countries outside of Eretz Yisrael
irui “pouring”; one of the ways taste is transferred; an intermediate phase between kli rishon and kli sheni
isura bala it absorbed forbidden matter
karet  extirpation, the most severe biblical punishment
karpas the vegetable eaten at the beginning of the Seder
ke-bole’o kakh polto taste is released from a vessel in the same manner that it was absorbed; see sec. 10:3
kezayit (pl. kezeytim) a olive’s bulk, a standard halakhic measure of volume or weight; see sections 16:23-24
kiddush the invocation of the sanctity of a holy day with blessings over a cup of wine
kinyan an act that effects an acquisition or another change in status
kitniyot non-ĥametz species that may not be eaten on Pesaĥ according to Ashkenazic custom; see chapter 9
klirishon  the vessel in which food was cooked; see section 10:8
klisheni the vessel into which hot food was transferred; see section 10:8
korban a sacrificial offering
korbanĥagiga  a sacrifice offered at each of the three pilgrimage festivals
korban Pesaĥ the Paschal offering
korekh  matza and maror eaten together to commemorate the practice of Hillel the Elder in Temple times; see section 16:28
kosshelberakha  a cup of wine linked to the performance of a mitzva
kvisha “pickling,” or the absorption of taste through prolonged soaking; see section 10:14
leĥem mishneh the two whole loaves of bread/matza over which the berakha of ha-motzi is recited at Shabbat and Yom Tov meals
leĥemoni “poor man’s bread”; how matza is described in Devarim 16:3
le-khatĥila ab initio; a level of performance that satisfies an obligation in an ideal manner
le-shem matzat mitzva “for the sake of the matza of the mitzva”; the required intention one must have when baking matza to be used for the mitzva
libun heating a vessel by fire to the point that absorbed taste is incinerated
light libun heating a utensil by fire to the point that a piece of straw or thread placed on the opposite side of the utensil becomes blackened from the heat
Ma nishtana “Why is this night different?”; a series of questions that the children ask at the Seder
Ma’ariv evening prayers
Magid the part of the Seder in which the story of the Exodus is recounted
MakatBekhorot  the Plague of the Firstborn
marit ayin  “appearances”; an action that must be avoided because it may give a false impression of being a violation
maror  the bitter vegetable that must be eaten at the Seder
Mashi’aĥ the Messiah; the restorer of the Davidic dynasty
matza unleavened bread eaten by Jews on Pesaĥ
matza ashira matza that was kneaded in a liquid other than water, colloquially known as “egg matza”; see section 8:1
mayim she-lanu water drawn before nightfall and kept overnight in a cool place, later to be used in matza
mekhiratĥametz  the sale of ĥametz to remove it from Jewish possession before Pesaĥ; see chapter 6
melakha productive work of the type prohibited on Shabbat and Yom Tov
melakha gemura  full-fledged work; see section 13:2
melolugmav a measure of liquid; enough to fill the drinker’s mouth with one cheek inflated
mezonot food that is made from grain but is not bread, or the berakha recited on such foods
mikveh  a ritual immersion pool
mil a unit of distance; it takes 18 minues (22.5 according to some, and 24 according to others) to walk a mil
Minĥa the afternoon prayers
minĥa gedola  5.5 seasonal hours before sunset; the earliest time to recite the afternoon prayers
minĥaketana  2.5 seasonal hours before sunset
nat bar nat taste that has been absorbed into a medium twice removed from its origins
nat bar nat bar nat taste that is thrice removed from its origins
netilatyadayim  ritual hand washing
Nisan the first month of the Jewish year
notar  uneaten portions of a sacrifice left over until the morning, which must be incinerated and may not be eaten
noten ta’am bar noten ta’am see nat bar nat
noten ta’am li-fgam something that imparts foul taste
olat re’iya a burnt-offering sacrificed in honor of one of the three pilgrimage festivals
pagum befouled
pidyon ha-ben the mitzva of redeeming the [firstborn] son
plata a warming tray used to reheat foods on Shabbat
pras half a loaf of bread; see section 16:25
reshut voluntary, optional
revi’it a liquid measure equal to a quarter of a log, calculated by most to be c. 75 ml
safek a case of uncertainty or doubt
safek de-rabanan an uncertainly about a rabbinic ordinance
se’or  a leavening agent that one uses to make dough ferment
Se’uda shlishit the obligatory third Shabbat meal
se’udatmitzva a festive meal celebrating the fulfillment of a mitzva
Seder the banquet on the first night of Pesaĥ that includes several special recitations, customs, and mitzvot
sefirot mystical “emanations” through which God created and sustains the world
sfek sfeika a double uncertainty
sha’ah zmanit a seasonal hour; one-twelfth of the time between sunrise and sunset (or between sunset and sunrise)
Shabbat Ha-Gadol the Shabbat immediately before Pesaĥ
Shaĥarit  the morning prayers
shali’aĥ proxy or agent
she-heĥeyanu “Who has given us life”; a berakha recited at specific significant occasions
Shekhina the divine presence in this world
shi’ur a standard halakhic measurement for weight, distance, or volume
shi’ur akhilat pras  the time it takes to eat half a loaf of bread; see section 16:25
shmura matza matza that has been guarded from becoming ĥametz; see section 1:2
siyummasekhet  a se’udat mitzva occasioned by the completion of a tractate of the Talmud 
Ta’anitBekhorot  the Fast of the Firstborns; see section 13:3
tefaĥim a handbreadth; a halakhic measurement equal to c. 8cm
tefillin  phylacteries; black leather boxes and straps containing parchment scrolls, worn during weekday morning prayers
teruma a priestly gift contributed from one’s produce
tum’a ritual contamination/impurity
Tzafun the part of the Seder in which the afikoman is eaten
tzeit ha-kokhavim  the appearance of three distinct stars, marking nightfall for various halakhic purposes
yadsoledet bo  hot enough to cause the hand to recoil, somewhere between 45ºC and 71ºC
Yaĥatz the part of the Seder in which the middle matza is broken and the larger part designated as the afikoman
Yom Tov the festivals of biblical origin during which melakha is prohibited
yom tov sheni shel galuyot the extra day of Yom Tov observed in the Diaspora
zeh ve-zeh gorem an effect produced by multiple factors
zero’a  a piece of roasted or boiled meat or poultry, preferably a shankbone, placed on the Seder plate

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Translated By:
Series Editor: Rabbi Elli Fischer

The Laws of Shabbat (1+2) - Yocheved Cohen
The Laws of Prayer - Atira Ote
The Laws of Women’s Prayer - Atira Ote
The Laws of Pesach - Joshua Wertheimer
The Laws of Zemanim - Moshe Lichtman

Editor: Nechama Unterman