umbrla - n.
(pl. umbras or umbrae) Astron.
1 a total shadow usu. cast on the earth by the moon during a solar eclipse.
2 the dark central part of a sunspot (cf. PENUMBRA).

umbral adj. [L, = shade]

umbrla - n.
1 offence; a sense of slight or injury (esp. give or take umbrage at).
2 archaic a shade. b what gives shade. [ME f. OF ult. f. L umbraticus f. umbra: see UMBRA]

umbrla - n.
1 a light portable device for protection against rain, strong sun, etc., consisting of a usu. circular canopy of cloth mounted by means of a collapsible metal frame on a central stick.
2 protection or patronage.
3 (often attrib.) a coordinating or unifying agency (umbrella organization).
4 a screen of fighter aircraft or a curtain of fire put up as a protection against enemy aircraft.
5 Zool. the gelatinous disc of a jellyfish etc., which it contracts and expands to move through the water.

umbrella bird any S. American bird of the genus Cephalopterus, with a black radiating crest and long wattles. umbrella pine 1 = stone pine.
2 a tall Japanese evergreen conifer, Sciadopitys verticillata, with leaves in umbrella-like whorls. umbrella stand a stand for holding closed upright umbrellas. umbrella tree a small magnolia, Magnolia tripetala, with leaves in a whorl like an umbrella.

umbrellaed adj. umbrella-like adj. [It. ombrella, dimin. of ombra shade f. L umbra: see UMBRA]

umbrla - adj. & n.
--adj.

of or relating to Umbria in central Italy.

--n.

1 the language of ancient Umbria, related to Latin.
2 an inhabitant of ancient Umbria.

Umbrian school a Renaissance school of Italian painting, to which Raphael and Perugino belonged.

umbrla - adj.
formal providing shade. [L umbrifer f. umbra shade: see -FEROUS]

umbrla - n.
Bot. a flower-cluster in which stalks nearly equal in length spring from a common centre and form a flat or curved surface, as in parsley.

umbellar adj. umbellate adj. umbellule adj. [obs. F umbelle or L umbella sunshade, dimin. of UMBRA]