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rat  

EN[ɹæt] [-æt]
US UK
WRattus
  • Rattus est un genre de gros muridés originaires d'Asie dont deux espèces ont colonisé l'Europe et le reste du monde : le rat noir (Rattus rattus) et le rat brun ou surmulot (Rattus norvegicus). Toutes ces espèces peuvent être appelées « rat ».
FR rat
rat
rat

    Definition of rat in English Dictionary

  • NomPLrats
    1. (zoology) A medium-sized rodent belonging to the genus Rattus.
      1. Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems—surgical foam, a thermal gel depot, a microcapsule or biodegradable polymer beads.
    2. INF A term indiscriminately applied to numerous members of several rodent families (e.g. voles and mice) having bodies longer than about 12 cm, or 5 inches.
      1. INF A person who is known for betrayal; a scoundrel; a quisling.
        1. INF An informant or snitch.
          1. SLA A person who routinely spends time at a particular location.
            1. Our teenager has become a mall rat. ‎
            2. He loved hockey and was a devoted rink rat. ‎
          2. Scab.
            1. (north-west London) SLA Vagina.
              1. Get your rat out. ‎
            2. A wad of shed hair used as part of a hairstyle.
            3. VerbeSGratsPRrattingPT, PPratted
              1. (usually with “on” or “out”) To betray someone and tell their secret to an authority or an enemy; to turn someone in, bewray.
                1. He ratted on his coworker.
                2. He is going to rat us out!
              2. (of a dog, etc.) To kill rats.
              3. Plus d'exemples
                1. Utilisé au milieu de la phrase
                  • The area was plagued by all sorts of vermin: fleas, lice, mice, and rats to name a few.
                  • Several studies suggested that the emission of USVs by male rats induces paracopulatory behavior in females.
                  • Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems—surgical foam, a thermal gel depot, a microcapsule or biodegradable polymer beads.
                2. Utilisé au début de la phrase
                  • Rats were received d-amphetamine sulfate (5.0 mg/kg i.p) and were placed in rotometer bowls.
                3. Utilisé dans la fin de la phrase
                  • After four to eight days of incubation, this biolung was grafted on to a rat.
                  • At the request of Defence Food Research Laboratory, 14 new anacardic compounds synthesised from tetrahydroanacardol were screened for toxicity to insect and albino rats.
                  • A selective COX-2 inhibitor, etoricoxib, was reported to reduce the expression of NF-κB protein and inhibit DMH-induced colon ACF in rats.
              • Partie du discours Hiérarchie
                1. Noms
                  • Noms Dénombrable
                  • Verbes
                  Liens Connexes:
                  1. en rather
                  2. fr rate
                  3. en rate
                  4. en rational
                  5. fr rates
                  Source: Wiktionnaire

                  Meaning of rat for the defined word.

                  Grammaticalement, ce mot "rat" est un nom, plus spécifiquement, un noms dénombrable. C'est aussi un verbe.
                  Difficulté: Niveau 3
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                  Facile     ➨     Difficile
                  Définition: Niveau 9
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                  Précis    ➨     Polyvalent
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