The Collaborative International Dictionary of English v.0.48:
Lily \Lil"y\ (l[i^]l"[y^]), n.; pl. Lilies (l[i^]l"[i^]z).
[AS. lilie, L. lilium, Gr. lei`rion. Cf. Flower-de-luce.]
1. (Bot.) A plant and flower of the genus Lilium,
endogenous bulbous plants, having a regular perianth of
six colored pieces, six stamens, and a superior
Note: There are nearly fifty species, all found in the North
Temperate zone. Lilium candidum and Lilium
longiflorum are the common white lilies of gardens;
Lilium Philadelphicum is the wild red lily of the
Atlantic States. Lilium Chalcedonicum is supposed to
be the "lily of the field" in our Lord's parable;
Lilium auratum is the great gold-banded lily of
2. (Bot.) A name given to handsome flowering plants of
several genera, having some resemblance in color or form
to a true lily, as Pancratium, Crinum, Amaryllis,
3. That end of a compass needle which should point to the
north; -- so called as often ornamented with the figure of
a lily or fleur-de-lis.
But sailing further, it veers its lily to the west.
4. (Auction Bridge) A royal spade; -- usually in pl. See
Royal spade, below.
[Webster 1913 Suppl.]
African lily (Bot.), the blue-flowered Agapanthus
Atamasco lily (Bot.), a plant of the genus Zephyranthes
(Zephyranthes Atamasco), having a white and pink
funnelform perianth, with six petal-like divisions
resembling those of a lily. --Gray.
Blackberry lily (Bot.), the Pardanthus Chinensis, the
black seeds of which form a dense mass like a blackberry.
Bourbon lily (Bot.), Lilium candidum. See Illust.
Butterfly lily. (Bot.) Same as Mariposa lily, in the
Lily beetle (Zool.), a European beetle (Crioceris
merdigera) which feeds upon the white lily.
Lily daffodil (Bot.), a plant of the genus Narcissus, and
Lily encrinite (Paleon.), a fossil encrinite, esp.
Encrinus liliiformis. See Encrinite.
Lily hyacinth (Bot.), a plant of the genus Hyacinthus.
Lily iron, a kind of harpoon with a detachable head of
peculiar shape, used in capturing swordfish.
Lily of the valley (Bot.), a low perennial herb
(Convallaria majalis), having a raceme of nodding,
fragrant, white flowers.
Lily pad, the large floating leaf of the water lily. [U.
Tiger lily (Bot.), Lilium tigrinum, the sepals of which
are blotched with black.
Turk's-cap lily (Bot.) Lilium Martagon, a red lily with
recurved sepals; also, the similar American lily, Lilium
Water lily (Bot.), the Nymph[ae]a, a plant with floating
roundish leaves, and large flowers having many petals,
usually white, but sometimes pink, red, blue, or yellow.
[See Illust. of Nymph[ae]a.]