cirrus definition

  • noun:
    • A high-altitude cloud composed of thin bands or patches of slim, usually white, fleecy parts.
    • Biology A tendril or similar component.
    • Biology A slender flexible appendage, including the fused cilia of specific protozoans.
    • A tendril.
    • A thin tendril-like appendage.
    • A principal high-level cloud kind characterised by white, fine filaments or wisps, of white (or mostly white) patches, or of thin rings, available at an altitude of above 7000 metres.
    • A tendril or clasper.
    • A soft tactile appendage of this mantle of numerous Mollusca, and of the parapodia of Annelida. Those nearby the mind of annelids are Tentacular cirri; those for the final section tend to be caudal cirri.
    • The jointed, leglike body organs of Cirripedia. See Annelida, and Polychæta.
    • The outside male organ of trematodes many other worms, and of certain Mollusca.
    • See under Cloud.
    • In botany, a tendril; a lengthy thread-like organ in which particular plants climb.
    • In zoology: In Cirripedia, among the curved multiarticulate filaments alternately protruded and retracted with a sweeping motion from layer or carapace of a cirriped, as an acorn-shell (Balanus) or barnacle (Lepas).
    • In Crinoidea, the branched filaments provided off from the joints of the stem. See cut-under Crinoidea.
    • In conchology, one of many cirrose branchiæ regarding the Cirribranchiata or tooth-shells.
    • In ichthyology: the cirrose filaments surrounding the mouth of a lancelet. A barbel in sundry fishes.
    • In ornithology, a tuft of curly plumes regarding the mind.
    • In Vermes, the protrusible cirrose terminal percentage of the vas deferens of a trematoid or cestoid worm; a kind of penis.
    • One of the filamentous appendages for the parapodia in chætopodous annelids, which can be larger than the parapodia, and/or change them whenever atrophied.
    • In entomology, a tuft of curled hairs particularly tend to be seen from the feet and antennæ of bugs.
    • other cirrose part or organ, whilst the long flattened adjustment of ordinary cilia upon the peristomial area of numerous ciliate Infusoria.
    • [capitalized] A genus of mollusks.
    • A light fleecy cloud, formed at outstanding level inside environment. See cloud, 1. Also known as curlcloud. Often abbreviated c.
    • One Of Several solid contractile tentacle-like organs on the margin of me- dusoid of Hydromedusæ. Each cirrus is shorter as compared to tentacles, will get a terminal electric battery of cnidoblasts, and it is perhaps an organ of offense or of security.
    • a wispy white cloud (usually of fine ice crystals) at a higher altitude (4 to 8 miles)
    • frequently coiled
    • a slender flexible animal appendage as on barnacles or crinoids or numerous pests; usually tactile
    • A high-altitude cloud made up of slim rings or spots of thin, usually white, fleecy components.
    • Biology A tendril or similar part.
    • Biology A slender flexible appendage, like the fused cilia of specific protozoans.
    • A tendril.
    • A thin tendril-like appendage.
    • A principal high-level cloud kind characterised by white, fine filaments or wisps, of white (or mostly white) patches, or of narrow rings, bought at an altitude of above 7000 metres.
    • A tendril or clasper.
    • A soft tactile appendage regarding the mantle of numerous Mollusca, as well as the parapodia of Annelida. Those near the head of annelids tend to be Tentacular cirri; those for the last section are caudal cirri.
    • The jointed, leglike organs of Cirripedia. See Annelida, and Polychæta.
    • The additional male organ of trematodes many other worms, and of certain Mollusca.
    • See under Cloud.
    • In botany, a tendril; an extended thread-like organ through which particular flowers rise.
    • In zoology: In Cirripedia, among the curved multiarticulate filaments alternately protruded and retracted with a sweeping motion through the layer or carapace of a cirriped, as an acorn-shell (Balanus) or barnacle (Lepas).
    • In Crinoidea, one of several branched filaments offered faraway from the bones regarding the stem. See cut-under Crinoidea.
    • In conchology, one of several cirrose branchiæ of Cirribranchiata or tooth-shells.
    • In ichthyology: among the cirrose filaments surrounding the lips of a lancelet. A barbel in sundry fishes.
    • In ornithology, a tuft of curly plumes in the head.
    • In Vermes, the protrusible cirrose terminal part of the vas deferens of a trematoid or cestoid worm; a type of cock.
    • the filamentous appendages of the parapodia in chætopodous annelids, which can be larger than the parapodia, and sometimes even replace them when atrophied.
    • In entomology, a tuft of curled hairs such as tend to be seen regarding the legs and antennæ of insects.
    • other cirrose component or organ, given that lengthy flattened adjustment of ordinary cilia upon the peristomial area of many ciliate Infusoria.
    • [capitalized] A genus of mollusks.
    • A light fleecy cloud, created at an excellent height in atmosphere. See cloud, 1. Also referred to as curlcloud. Usually abbreviated c.
    • One Of Many solid contractile tentacle-like organs regarding the margin of the me- dusoid of Hydromedusæ. Each cirrus is smaller compared to the tentacles, will get a terminal battery of cnidoblasts, and is perhaps an organ of offense or of security.
    • a wispy white cloud (usually of good ice crystals) at a high altitude (4 to 8 kilometers)
    • often coiled
    • a slender flexible pet appendage as on barnacles or crinoids or numerous insects; often tactile

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