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sac British & World English

A hollow, flexible structure resembling a bag or pouch

SAC British & World English

Senior Aircraftman or Senior Aircraftwoman

sac English Thesaurus

cephalopods have an ink sac

Sauk British & World English

A member of an American Indian people inhabiting parts of the central US, formerly in Wisconsin, Illinois, and Iowa, now in Oklahoma and Kansas

Sac in Sauk British & World English

A member of an American Indian people inhabiting parts of the central US, formerly in Wisconsin, Illinois, and Iowa, now in Oklahoma and Kansas

air sac British & World English

A lung compartment containing air; an alveolus

egg sac British & World English

A protective silken pouch in which a female spider deposits her eggs

vocal sac British & World English

(In many male frogs) a loose fold of skin on each side of the mouth, which can be inflated to produce sound

yolk sac British & World English

A membranous sac containing yolk attached to the embryos of reptiles and birds and the larvae of some fishes

embryo sac British & World English

A cell inside the ovule of a flowering plant where fertilization occurs and which becomes the female gametophyte, containing the endosperm nucleus and the fertilized ovum that develops into the embryo

amniotic sac British & World English

The fluid-filled sac that contains and protects a fetus in the womb

cul-de-sac British & World English

A street or passage closed at one end

culs-de-sac in cul-de-sac British & World English

A street or passage closed at one end