The Collaborative International Dictionary of English v.0.48:
Tomato \To*ma"to\, n.; pl. Tomatoes. [Sp. or Pg. tomate, of
American Indian origin; cf. Mexican tomail.] (Bot.)
The fruit of a plant of the Nightshade family (Lycopersicum
esculentun); also, the plant itself. The fruit, which is
called also love apple, is usually of a rounded, flattened
form, but often irregular in shape. It is of a bright red or
yellow color, and is eaten either cooked or uncooked.
Tomato gall (Zool.), a large gall consisting of a mass of
irregular swellings on the stems and leaves of grapevines.
They are yellowish green, somewhat tinged with red, and
produced by the larva of a small two-winged fly
Tomato sphinx (Zool.), the adult or imago of the tomato
worm. It closely resembles the tobacco hawk moth. Called
also tomato hawk moth. See Illust. of Hawk moth.
Tomato worm (Zool.), the larva of a large hawk moth
(Manduca quinquemaculata, Protoparce quinquemaculata,
Sphinx quinquemaculata, or Macrosila quinquemaculata)
which feeds upon the leaves of the tomato and potato
plants, often doing considerable damage. Called also
tomato hornworm and potato worm, and in the Southern
U. S. tobacco fly.
[1913 Webster +PJC]