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1. Of a pale grayish or bluish green.
2. Botany Covered with a grayish, bluish, or whitish waxy coating or bloom that is easily rubbed off: glaucous leaves.

[Latin glaucus, from Greek glaukos.]

glau′cous·ness n.


1. (Botany) botany covered with a bluish waxy or powdery bloom
2. (Colours) bluish-green
[C17: from Latin glaucus silvery, bluish-green, from Greek glaukos]
ˈglaucously adv


(ˈglɔ kəs)

1. light bluish green or greenish blue.
2. covered with a whitish bloom, as a plum.
[1665–75; < Latin glaucus silvery, gray, bluish green < Greek glaukós; see -ous]
glau′cous•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.glaucous - having a frosted look from a powdery coating, as on plants; "glaucous stems"; "glaucous plums"; "glaucous grapes"
opaque - not transmitting or reflecting light or radiant energy; impenetrable to sight; "opaque windows of the jail"; "opaque to X-rays"


adj leavesmit einer weißlichen Schicht überzogen; glaucous blue/greengräulich blau/grün
References in classic literature ?
In the orchestra stalls, the drugget covering them looked like an angry sea, whose glaucous waves had been suddenly rendered stationary by a secret order from the storm phantom, who, as everybody knows, is called Adamastor.
As at Walden, in sultry dog-day weather, looking down through the woods on some of its bays which are not so deep but that the reflection from the bottom tinges them, its waters are of a misty bluish-green or glaucous color.
Instead of the white lily, which requires mud, or the common sweet flag, the blue flag (Iris versicolor) grows thinly in the pure water, rising from the stony bottom all around the shore, where it is visited by hummingbirds in June; and the color both of its bluish blades and its flowers and especially their reflections, is in singular harmony with the glaucous water.
Glaucous Gull, Scaup, Water Pipit and Firecrest were among the highlights here.
They are two versions of the lady tulip, Tulipa clusiana, a dainty species with refined flowers and slender, glaucous foliage.
our tulips are in full swing the exception of two, which about to show their true They are two versions of tulip, Tulipa clusiana, a species with refined and slender, glaucous with pink and white is aptly named 'Peppermint Stick' and the other is a of pale yellow and pink called 'Cynthia'.
The entire world population of the Glaucous Gull Larus hyperboreus breeds in the circumpolar Arctic.
Younger twigs were slightly glaucous, and did not carry any buds.
Our trip started at Anderton Marina, near Northwich, where we took possession of Glaucous Gull, a modern 66ft craft.
One of the best spurges, which will thrive happily in shade, is euphorbia martinii, a hybrid between euphorbia amygdaloides, our native wood spurge, and the glaucous Mediterranean euphorbia characias or wulfenii.
Dawn, glaucous, lays its wet face across the highway.
The large numbers of gulls from the Arctic remained into last week, including an ivory-white Glaucous Gull patrolling the coast between Aberdesach and Dinas Dinlle.