| achillotomy | Division of the tendo calcaneus. Synonym: achillotenotomy. Origin: Achilles (tendon) + G. Tome, incision (05 Mar 2000) |
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| achilous | <botany> Without a lip. Origin: Gr. Priv. + lip. Source: Websters Dictionary (01 Mar 1998) |
| aching | That aches; continuously painful. See Ache. Ach"ingly, "The aching heart, the aching head." (Longfellow) Source: Websters Dictionary (01 Mar 1998) |
| achiote | Seeds of the annotto tree; also, the colouring matter, annotto. Origin: Sp. Achiote, fr. Indian achiotl. Source: Websters Dictionary (01 Mar 1998) |
| achiral | <chemistry> A term used to describe a molecule which, in a given configuration, is superimposible on its mirror image. This is in contrast to chiral molecules which cannot be superimposed on their mirror images. (13 Nov 1997) |
| achiropody | Congenital absence of the hands and feet; autosomal recessive inheritance. Origin: G. A-priv. + cheir, hand, + podos, foot (05 Mar 2000) |
| achlamydate | <zoology> Not possessing a mantle; said of certain gastropods. Origin: Gr. Priv. + . A short cloak. Source: Websters Dictionary (01 Mar 1998) |
| achlamydeous | <botany> Naked; having no floral envelope, neither calyx nor corolla. Source: Websters Dictionary (01 Mar 1998) |
| achlorhydria | <gastroenterology> The absence of hydrochloric acid from the gastric juice. (27 Sep 1997) |
| achlorhydric anaemia | A form of chronic hypochromic microcytic anaemia associated with achlorhydria or achylia gastrica; observed most frequently in women in the third to fifth decades. Synonym: Faber's anaemia, Faber's syndrome. (05 Mar 2000) |
| achlorophyllous | Without chlorophyll, as in fungi. (05 Mar 2000) |
| acholeplasma | A genus of gram-negative organisms including saprophytic and parasitic or pathogenic species. (12 Dec 1998) |
| Acholeplasma axanthum | A species originally found in a murine leukaemia cell line; ecology not determined. (05 Mar 2000) |
| Acholeplasma granularum | A species that occurs as a commensal in swine; pathogenicity not determined. (05 Mar 2000) |
| acholeplasma laidlawii | An organism originally isolated from sewage, manure, humus, and soil, but recently found as a parasite in mammals and birds. (12 Dec 1998) |
Synonyms :
Synonyms : Achromobacter xylosoxidans subsp. denitrificans, Achromobacter xylosoxidans subsp. xylosoxidans, Alcaligenes denitrificans subsp. xylosoxidans, Alcaligenes denitrificans subsp. xylosoxydans
Synonyms :
Synonyms :
| achromatic lens |
a compound lens system that forms an image free from chromatic aberration
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| achromatic vision |
vision using the rods
출처: wordnet.princeton.edu/perl/webwn
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| achromatin |
the part of a cell nucleus that is relatively uncolored by stains or dyes
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| achromatism |
colorlessness: the visual property of being without chromatic color
출처: wordnet.princeton.edu/perl/webwn
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| achromatous |
having little or inadequate color
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| ACh | any of several plants of the genus Achillea native to Europe and having small white flowers in flat-topped flower heads |
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| ACh | ubiquitous strong-scented mat-forming Eurasian herb of wasteland, hedgerow or pasture having narrow serrate leaves and small usually white florets |
| ACh | Eurasian herb having loose heads of button-shaped white flowers and long gray-green leaves that cause sneezing when powdered |
| ACh | a mythical Greek hero of Homer's Iliad |
| ACh | a large tendon that runs from the heel to the calf |
| ACh | a seemingly small but actual mortal weakness |
| ACh | any plant of the genus Achimenes having showy bell-shaped flowers that resemble gloxinias |
| ACh | a dull persistent (usually moderately intense) pain |
| ACh | causing a dull and steady pain |
| ACh | canna grown especially for its edible rootstock from which arrowroot starch is obtained |
| ACh | (botany) not having a floral envelope or perianth |
| ACh | an abnormal deficiency or absence of free hydrochloric acid in the gastric juice |