Bur oak
Bur Bur, Burr Burr (b[^u]r), n. [OE. burre burdock; cf. Dan. borre, OSw. borra, burdock, thistle; perh. akin to E. bristle (burr- for burz-), or perh. to F. bourre hair, wool, stuff; also, according to Cotgrave, ``the downe, or hairie coat, wherewith divers herbes, fruits, and flowers, are covered,'' fr. L. burrae trifles, LL. reburrus rough.] 1. (Bot.) Any rough or prickly envelope of the seeds of plants, whether a pericarp, a persistent calyx, or an involucre, as of the chestnut and burdock; a seed vessel having hooks or prickles. Also, any weed which bears burs. [1913 Webster]

Amongst rude burs and thistles. --Milton. [1913 Webster]

Bur and brake and brier. --Tennyson. [1913 Webster]

2. The thin ridge left by a tool in cutting or shaping metal. See {Burr}, n., 2. [1913 Webster]

3. A ring of iron on a lance or spear. See {Burr}, n., 4. [1913 Webster]

4. The lobe of the ear. See {Burr}, n., 5. [1913 Webster]

5. The sweetbread. [1913 Webster]

6. A clinker; a partially vitrified brick. [1913 Webster]

7. (Mech.) (a) A small circular saw. (b) A triangular chisel. (c) A drill with a serrated head larger than the shank; -- especially a small drill bit used by dentists. [1913 Webster]

8. [Cf. Gael. borr, borra, a knob, bunch.] (Zo["o]l.) The round knob of an antler next to a deer's head. [Commonly written {burr}.] [1913 Webster]

{Bur oak} (Bot.), a useful and ornamental species of oak ({Quercus macrocarpa}) with ovoid acorns inclosed in deep cups imbricated with pointed scales. It grows in the Middle and Western United States, and its wood is tough, close-grained, and durable.

{Bur reed} (Bot.), a plant of the genus {Sparganium}, having long ribbonlike leaves. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Bur oak — Oak Oak ([=o]k), n. [OE. oke, ok, ak, AS. [=a]c; akin to D. eik, G. eiche, OHG. eih, Icel. eik, Sw. ek, Dan. eeg.] [1913 Webster] 1. (Bot.) Any tree or shrub of the genus {Quercus}. The oaks have alternate leaves, often variously lobed, and… …   The Collaborative International Dictionary of English

  • bur oak — ☆ bur oak n. a North American white oak (Quercus macrocarpa) having large acorns with fringed cups; mossy cup oak …   English World dictionary

  • Bur oak — Taxobox name = Bur Oak status = LR/lc | status system = IUCN2.3 image width = 240px image caption = Bur Oak leaves and acorn regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Fagales familia = Fagaceae genus = Quercus sectio …   Wikipedia

  • bur oak — noun medium to large deciduous oak of central and eastern North America with ovoid acorns deeply immersed in large fringed cups; yields tough close grained wood • Syn: ↑burr oak, ↑mossy cup oak, ↑mossycup oak, ↑Quercus macrocarpa • Hypernyms:… …   Useful english dictionary

  • bur oak — an oak tree, Quercus macrocarpa, of eastern North America, having shiny, dark green leaves, light gray deeply ridged bark, and very large acorns with a fringed cup, yielding a hard, durable wood: the state tree of Illinois. [1805 15, Amer.] * * * …   Universalium

  • bur oak — stambiavaisis ąžuolas statusas T sritis vardynas apibrėžtis Bukinių šeimos dekoratyvinis, medieninis augalas (Quercus macrocarpa), paplitęs Šiaurės Amerikoje. atitikmenys: lot. Quercus macrocarpa angl. bur oak; large acorn oak; mossy cup oak vok …   Lithuanian dictionary (lietuvių žodynas)

  • bur oak — noun Date: 1815 a usually large oak (Quercus macrocarpa) of eastern North America having oval acorns enclosed in a fringed cap and tough close grained wood …   New Collegiate Dictionary

  • bur oak — noun a North American oak with large fringed acorn cups and wood formerly used in shipbuilding. [Quercus macrocarpa.] …   English new terms dictionary

  • Bur Oak (VIVA) — Infobox YRT station= Bur Oak Avenue Vivastation type= Proposed Vivastation line= Viva Purple (proposed) Viva Green (proposed) nextstop= Wootten Way (westbound, proposed) Cornell (eastbound, proposed) connections= 1 Highway 7 (proposed) 2A 14th… …   Wikipedia

  • Oak savanna — Oak savanna, California An oak savanna is a type of savanna, or lightly forested grassland, where oaks (Quercus spp.) are the dominant tree species. These savannas were maintained historically through wildfires set by lightning, grazing, low… …   Wikipedia

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