Onoclea sensibilis
Sensitive Sen"si*tive, a. [F. sensitif. See {Sense}.] 1. Having sense of feeling; possessing or exhibiting the capacity of receiving impressions from external objects; as, a sensitive soul. [1913 Webster]

2. Having quick and acute sensibility, either to the action of external objects, or to impressions upon the mind and feelings; highly susceptible; easily and acutely affected. [1913 Webster]

She was too sensitive to abuse and calumny. --Macaulay. [1913 Webster]

3. (a) (Mech.) Having a capacity of being easily affected or moved; as, a sensitive thermometer; sensitive scales. (b) (Chem. & Photog.) Readily affected or changed by certain appropriate agents; as, silver chloride or bromide, when in contact with certain organic substances, is extremely sensitive to actinic rays. [1913 Webster]

4. Serving to affect the sense; sensible. [R.] [1913 Webster]

A sensitive love of some sensitive objects. --Hammond. [1913 Webster]

5. Of or pertaining to sensation; depending on sensation; as, sensitive motions; sensitive muscular motions excited by irritation. --E. Darwin. [1913 Webster]

{Sensitive fern} (Bot.), an American fern ({Onoclea sensibilis}), the leaves of which, when plucked, show a slight tendency to fold together.

{Sensitive flame} (Physics), a gas flame so arranged that under a suitable adjustment of pressure it is exceedingly sensitive to sounds, being caused to roar, flare, or become suddenly shortened or extinguished, by slight sounds of the proper pitch.

{Sensitive joint vetch} (Bot.), an annual leguminous herb ({[AE]schynomene hispida}), with sensitive foliage.

{Sensitive paper}, paper prepared for photographic purpose by being rendered sensitive to the effect of light.

{Sensitive plant}. (Bot.) (a) A leguminous plant ({Mimosa pudica}, or {M. sensitiva}, and other allied species), the leaves of which close at the slightest touch. (b) Any plant showing motions after irritation, as the sensitive brier ({Schrankia}) of the Southern States, two common American species of Cassia ({C. nictitans}, and {C. Cham[ae]crista}), a kind of sorrel ({Oxalis sensitiva}), etc. [1913 Webster] -- {Sen"si*tive*ly}, adv. -- {Sen"si*tive*ness}, n. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Onoclea sensibilis — Onoclea sensibilis …   Wikipédia en Français

  • Onoclea sensibilis — Sensitive fern Scientific classification Kingdom: Plantae Division …   Wikipedia

  • Onoclea sensibilis — ID 57385 Symbol Key ONSE Common Name sensitive fern Family Dryopteridaceae Category Fern Division Pteridophyta US Nativity Native to U.S. US/NA Plant Yes State Distribution AL, AR, CO, CT, DC, DE, FL, GA, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI,… …   USDA Plant Characteristics

  • Onoclea sensibilis — noun beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe; pinnately divided fronds show a slight tendency to fold when touched; pinnules enclose groups of sori in beadlike lobes • Syn: ↑sensitive fern …   Useful english dictionary

  • Onoclea sensibilis L. — Symbol ONSE Common Name sensitive fern Botanical Family Dryopteridaceae …   Scientific plant list

  • Onoclea — Onoclea …   Wikipédia en Français

  • Onoclea — Onoclea …   Wikipédia en Français

  • Onoclea —   Onoclea Onoclea sensibilis …   Wikipedia Español

  • Onoclea sensibili — jautrioji kemena statusas T sritis vardynas apibrėžtis Vudsijinių šeimos dekoratyvinis augalas (Onoclea sensibilis), paplitęs Rytų Azijoje ir Šiaurės Amerikoje. atitikmenys: lot. Onoclea sensibili angl. sensitive fern pranc. onoclée sensible… …   Lithuanian dictionary (lietuvių žodynas)

  • Onoclea — noun one species: sensitive fern; in some classifications included in Polypodiaceae • Syn: ↑genus Onoclea • Hypernyms: ↑fern genus • Member Holonyms: ↑Dryopteridaceae, ↑family Dryopteridaceae, ↑ …   Useful english dictionary

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