Definition of theca

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Theca (n.) The more or less cuplike calicle of a coral.

Lern More About Theca

Pinakothek :: Pinakothek (n.) Pinacotheca.
Gnathotheca :: Gnathotheca (n.) The horney covering of the lower mandible of a bird.
Pledge :: Pledge (n.) A hypothecation without transfer of possession.
Ovicapsule :: Ovicapsule (n.) Same as Ootheca.
Cantharis :: Cantharis (n.) A beetle (Lytta, / Cantharis, vesicatoria), havin1g an elongated cylindrical body of a brilliant green color, and a nauseous odor; the blister fly or blister beetle, of the apothecary; -- also called Spanish fly. Many other species of Lytta, used for the same purpose, take the same name. See Blister beetle, under Blister. The plural form in usually applied to the dried insects used in medicine..
Endotheca :: Endotheca (n.) The tissue which partially fills the interior of the interseptal chambers of most madreporarian corals. It usually consists of a series of oblique tranverse septa, one above another..
Spermatheca :: Spermatheca (n.) A small sac connected with the female reproductive organs of insects and many other invertebrates, serving to receive and retain the spermatozoa..
Graduate :: Graduate (n.) A graduated cup, tube, or flask; a measuring glass used by apothecaries and chemists. See under Graduated..
Rhinotheca :: Rhinotheca (n.) The sheath of the upper mandible of a bird.
Thecaphore :: Thecaphore (n.) See Basigynium.
Connective :: Connective (n.) That part of an anther which connects its thecae, lobes, or cells..
Theca :: Theca (n.) The wall forming a calicle of a coral.
Epitheca :: Epitheca (n.) A continuous and, usually, structureless layer which covers more or less of the exterior of many corals..
Podothecae :: Podothecae (pl. ) of Podothec.
Monothecal :: Monothecal (a.) Having a single loculament.
Hydrotheca :: Hydrotheca (n.) One of the calicles which, in some Hydroidea (Thecaphora), protect the hydrants. See Illust. of Hydroidea, and Campanularian..
Hypothecation :: Hypothecation (n.) The act or contract by which property is hypothecated; a right which a creditor has in or to the property of his debtor, in virtue of which he may cause it to be sold and the price appropriated in payment of his debt. This is a right in the thing, or jus in re..
Pharmaceutist :: Pharmaceutist (n.) One skilled in pharmacy; a druggist. See the Note under Apothecary.
Sporosac :: Sporosac (n.) A hydrozoan reproductive zooid or gonophore which does not become medusoid in form or structure. See Illust. under Athecata.
Rhinothecae :: Rhinothecae (pl. ) of Rhinothec.
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