tropho- (iou) and Hail - Sailing (gambling)

tropho- (iou)

tropho- combining form of Greek trophe nourishment, from trephein nourish: see -O-. Before a vowel also troph-.
tro'phectoderm noun (Embryology) = trophoblast M20.
trophecto'dermal adjective (Embryology) = trophoblastic L20.
tropho'biont noun [-BIONT] Entomology an insect etc. (e.g. an aphid) which produces a secretion used as Food by a social insect which protects it (e.g. an ant) E20.
trophoblast noun (Embryology & Medicine) a layer of cells or a membrane surrounding an embryo, which supplies it with nourishment and later forms most of the placenta L19.
tropho'blastic adjective (Embryology & Medicine) relating to or consisting of trophoblast L19.
tropho'chromatin noun (Cytology) (now rare or obsolete) chromatin which was formerly thought to be concerned only with the regulation of the metabolism and growth of the cell and not with its reproduction E20.
trophocyte noun (Biology) any of various cells that provide nourishment for Other cells, forming most of the fat-body in insects, or functioning as nurse cells etc. E20.
tro'phology noun the branch of physiology that deals with Nutrition L19.
tropho'lytic adjective (Ecology) (of part of a lake) characterized by the decomposition of organic matter (opp. TROPHOGENIC 2) M20.
tropho'nema noun, pl. -mata , Zoology any of numerous glandular villi or filaments in the uterus of many viviparous selachian fishes, which supply nutrient to the embryos (usu. in pl.) L19.
trophoneu'rosis noun, pl. -roses , Medicine (now rare) any of a class of functional disorders due to derangement of the trophic action of the nerves M19.
tropho'nucleus noun, pl. -nuclei, Zoology = MACRONUCLEUS E20.
trophophore noun (Zoology) any of the amoeboid nutritive cells in a sponge which give rise to gemmules L19.
trophoplasm noun (obsolete exc. Hist.) undifferentiated protoplasm which was formerly believed to furnish nutrient to the idioplasm L19.
trophosome noun (Zoology) (a) (now rare) the aggregate of nutritive zooids in a colonial hydrozoan; (b) a large mass of tissue in a pogonophoran which contains symbiotic bacteria: L19.
tropho'taxis noun (Zoology) = trophotropism L19.
trophotropic adjective (Biology) exhibiting or characterized by trophotropism L19.
trophotropism noun (Biology) the movement of (a part of) an organism or cell in response to a Food stimulus L19.
tropho'zoite noun (Zoology) a sporozoan in its growing stage, when it is absorbing nutrient from the host E20.
tropho'zooid noun (Zoology) = GASTROZOOID L19.

Hail - Sailing (gambling)

To attempt to contact another boat or shore, either by voice or Radio.

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