coma

A noun with multiple meanings: a state of deep unconsciousness often caused by injury or illness; a botanical tuft of bracts or hairs; or the luminous cloud of gas and dust surrounding a comet's nucleus.

ruСуществительное с несколькими значениями: состояние глубокого бессознательного состояния, часто вызванное травмой или болезнью; ботаническая кисть прицветников или волосков; или светящееся облако газа и пыли, окружающее ядро кометы.esSustantivo con varios significados: estado profundo de inconsciencia, a menudo causado por una lesión o enfermedad; un grupo botánico de brácteas o pelos; o la nube luminosa de gas y polvo que rodea el núcleo de un cometa.frNom avec plusieurs sens : état de profonde inconscience, souvent provoqué par un traumatisme ou une maladie ; en botanique, ensemble de bractées ou de poils formant une touffe ; ou nuage lumineux de gaz et de poussière entourant le noyau d'une comète.deSubstantiv mit mehreren Bedeutungen: ein Zustand tiefer Bewusstlosigkeit, oft durch Trauma oder Krankheit verursacht; eine botanische Büschel aus Hochblättern oder Haaren; oder eine leuchtende Wolke aus Gas und Staub um den Kern eines Kometen.ptSubstantivo com vários sentidos: estado de inconsciência profunda, geralmente causado por trauma ou doença; em botânica, conjunto de brácteas ou pelos; e, na astronomia, nuvem luminosa de gás e poeira ao redor do núcleo de um cometa.zh该名词有几个意思：一种深度无意识状态，常由创伤或疾病引起；植物学上指苞片或毛组成的一簇；或彗核周围发光的由气体和尘埃组成的云状物。arاسم يشير إلى عدة معانٍ: حالة فقدان عميق للوعي غالبًا ما تنتج عن إصابة أو مرض؛ وعنقود زهري من قنابات أو شعيرات في النبات؛ وسحابة متوهجة من الغاز والغبار تحيط بنواة المذنب.

1. Deep unconsciousness B2 formal medical

   A state of deep and often prolonged unconsciousness, usually resulting from disease or injury.

   • The patient has been in a coma for three weeks after the accident.
   • Doctors are monitoring her brain activity while she remains in a coma.
   • He slowly emerged from the coma after the surgery.

   ruГлубокая потеря сознанияesComa (inconsciencia profunda)frComadeTiefe BewusstlosigkeitptInconsciência profundazh深度昏迷arفقدان الوعي العميق

   Synonyme: insensibilitynarcosisoblivionsoporstuportorportranceunconsciousness

2. Botanical tuft C2 formal scientific

   A usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds).

   • The pineapple's coma consists of a cluster of small leaves at the top.
   • Certain seeds have a coma of fine hairs that aid in wind dispersal.
   • Botanists studied the coma of the dandelion seed for its aerodynamic properties.

   ruХохолокesPenacho o vilanofrAigrette (touffe de bractées ou de poils)deHaarkroneptTufozh冠毛arخُصلة زهرية

   Synonyme: crestpappustuft

3. Cometary cloud C2 formal scientific

   The luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed.

   • The coma of the comet became visible as it neared the sun.
   • Astronomers observed the expanding coma through powerful telescopes.
   • The comet's coma is composed of gas and dust particles.

   ruКомаesComa cometariofrChevelure cométairedeKomaptComazh彗发arذؤابة المذنب

• comas plural form
• comas' possessive plural form
• coma's possessive singular form