Search the Dictionary

Same as Stethometer.

A remodeling or reshaping of the thorax; especially, the operation of removing the ribs, so as to obliterate the pleural cavity in cases of empyema.

An extensive division of Crustacea, having a dorsal shield or carapec

The operation of opening the pleural cavity by incision.

Of or pertaining to a bed. [R.]

articulate animal. In the case of decapod Crustacea, some writers include under the term thorax only the three segments bearing the maxillipeds; others include also the five segments bearing the legs. See Illust. in Appendix.

A rare white earthy substance, consisting of the oxide of thorium; -- formerly called also thorina.

Of or pertaining to thorium; designating the compounds of thorium.

ack color, or, as in the variety orangite, orange-yellow. It is essentially a silicate of thorium.

A metallic element found in certain rare minerals, as thorite, pyrochlore, monazite, etc., and isolated as an infusible gray metallic powder which burns in the air and forms thoria; -- formerly called also thorinum. Symbol Th. Atomic weight 232.0.

Any shrub or small tree which bears thorns; especially, any species of the genus Cratægus, as the hawthorn, whitethorn, cockspur thorn.

Having a head armed with thorns or spines. Thorn-headed worm (Zoöl.), any worm of the order Acanthocephala; -- called also thornhead.

A European skate (Raia clavata) having thornlike spines on its back.

Any one of several species of small, brilliantly colored American birds of the genus Rhamphomicron. They have a long, slender, sharp bill, and feed upon honey, insects, and the juice of the sugar cane.

e ovenbirds of the genus Furnarius). It builds a very large and complex nest of twigs and thorns in a bush or tree.

The turbot.

Destitute of, or free from, thorns.

Set with thorns. Dyer.

A beautiful South American humming bird (Gouldia Popelairii), having the six outer tail feathers long, slender, and pointed. The head is ornamented with a long, pointed crest.

Full of thorns or spines; rough with thorns; spiny; as, a thorny wood; a thorny tree; a thorny crown.