سد

سِدَادٌ ذ A thing with which an interstice, or intervening space, is closed, or closed up: (AO, M, L: [see also سَدٌّ:]) and a thing with which a breach, or gap, (M, A,) is stopped, or stopped up, (M,) or repaired, and made firm or strong: (A:) pl. أَسِدَّةٌ. (M.) Primarily, accord. to ISh, (Meyd, in explanation of a prov. mentioned in what follows,) Somewhat of milk that dries up in the orifice of a she-camel's teat; (Meyd, K;) because it stops up the passage of the milk. (Meyd.) Also A stopper of a bottle (S, * Mgh, * Msb, K, * TA) &c.: (Msb:) in this sense [as well as in those before mentioned] with kesr (S, Mgh, Msb, K) only [to the س]: and so in the sense next following. (S, K.) A body of horse and foot serving as blockaders of the frontier of a hostile country. (S, K, * TA.) ― -b2- سِدَادٌ مِنْ عَوَزٍ and ↓ سَدَادٌ, (ISk, S, M, Msb, K,) but the former is the more chaste, (S,) and it alone is mentioned by most authors in this saying, because it is from سداد as meaning the “ stopper ” of a bottle; (Msb;) and some say that ↓ سَداد, with fet-h, is a corruption; (Msb, K;) expressly disallowed by As and ISh; (Msb;) a prov.; (Meyd;) meaning (tropical:) A thing by which want is supplied, (S, M, Msb, K,) and by which life is preserved; accord. to ISh, if incomplete; and accord. to As, a thing by which somewhat of the entire wants of one's case is supplied. (Msb.) One says also, أَصَبْتُ بِهِ سِدَادًا مِنَ العَيْشِ and ↓ سَدَادًا (tropical:) I attained thereby a thing by which want was supplied; (S, K, * TA;) or a means of sustaining life. (AO, L.) ― -b3- See also سَدٌّ, in two places.