*iota*

‖n. pl. [ NL. See Amnion. ] (Zool.) That group of vertebrates which develops in its embryonic life the envelope called the amnion. It comprises the reptiles, the birds, and the mammals. [ 1913 Webster ]

n. 1. magnetic tape for use in recording sound. [ WordNet 1.5 ]

2. a tape recording of sound. [ WordNet 1.5 ]

{ } n. [ Gr. &unr_; book + &unr_; a burial. ] One who hides away books, as in a tomb. [ R. ] Crabb. [ 1913 Webster ]

n. all the plant and animal life of a particular region.
Syn. -- biology. [ WordNet 1.5 ]

n. [ Gr. bi`os life + &unr_; arrangement. ] (Biol.) The classification of living organisms according to their structural character; taxonomy. [ 1913 Webster ]

{ n. Formerly also }. [ Chemical + Gr. &unr_; arrangement, fr. &unr_; to arrange. ] (Biol.) The sensitiveness exhibited by small free-swimming organisms, as bacteria, zoospores of algæ, etc., to chemical substances held in solution. They may be attracted (positive chemotaxis) or repelled (negative chemotaxis). -- Chem`o*tac"tic a. -- Chem`o*tac"tic*al*ly, adv. [ Webster 1913 Suppl. ]

‖n. pl. [ NL., fr. cranium. ] (Zool.) A comprehensive division of the Vertebrata, including all those that have a skull. [ 1913 Webster ]

‖n. [ L., fr. Gr. &unr_; two-handled; di- = di`s- twice + &unr_;, &unr_;, ear, handle. ] (Rom. Antiq.) A vase or drinking cup having two handles or ears. [ 1913 Webster ]

a. Subject to the payment of a heriot. Burn. [ 1913 Webster ]

n. [ L., fr. Gr. 'iw^ta. See Jot. ] [ 1913 Webster ]

1. The ninth letter of the Greek alphabet (ι) corresponding with the English i. [ 1913 Webster ]

2. [ from iota being the smallest letter in the Greek alphabet. ] A very small quantity or degree; a jot; a particle. [ 1913 Webster +PJC ]

They never depart an iota from the authentic formulas of tyranny and usurpation. Burke. [ 1913 Webster ]

Iota subscript (Gr. Gram.), iota written beneath a preceding vowel, as a, , h, , w, , -- done when iota is silent. [ 1913 Webster ]

n. [ Gr. 'iotakismo`s a laying too much stress upon the iota (ι): cf. F. iotacisme. See Iota. ] The frequent use of the sound of iota (that of English e in be), as among the modern Greeks; also, confusion from sounding ε, ι, η, υ, ει, etc., like ι. Littré. [ 1913 Webster ]

n. any fungus of the genus Lepiota. [ WordNet 1.5 ]

a. (Anat.) (a) Of or pertaining to both to the tibia and the tarsus; as, the tibiotarsal articulation. (b) Of or pertaining to the tibiotarsus. [ 1913 Webster ]