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In situ

/ˌin ˈsīto͞o/  /ˈsē-/ Adjective 1. In its original position or place. (wiktionary.org) 2. In the natural or normal place, confined to the site of origin without invasion of neighboring tissues. In the original or natural place or site; carcinoma in situ.(biology-online.org) 3. Being in the original position; not having been moved. (biology-online.org) Adverb 1. In the original or natural place or site. (wordnetweb.princeton.edu) Word origin: Latin, literally “in its (original) place or...

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In vitro

/in ˈvēˌtrō/ Adjective 1. In an artificial environment outside the living organism.(wiktionary.org) 2. Of a biological process occurring in an artificial environment outside the living organism. (wordnetweb.princeton.edu) Adverb 1. In an artificial environment outside the living organism. (wordnetweb.princeton.edu) Syn: ex vivo Word origin: Latin; “in a test tube, culture dish, etc.;” literally “in...

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In vivo

/in ˈvēvō/ Adjective or Adverb 1. Experimentation using a whole, living organism as opposed to a partial or dead organism, or an in vitro (“within the glass”, i.e., in a test tube or petri dish) controlled environment. (wikipedia.org) 2. Within a living organism. (wiktionary.org) 3. Of a biological process occurring within a living organism. (wordnetweb.princeton.edu) 4. In the living body of a plant or animal. (merriam-webster.com) Word origin: Latin; “within a living...

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Incisor

/inˈsīzər/  Noun, pl. incisors 1. Are the front teeth present in most heterodont mammals. They are located in the premaxilla above and on the mandible below. Humans have a total of eight (two on each side, top and bottom). (wikipedia.org) 2. One of the teeth in front of the canines in either jaw; an incisive tooth. (biology-online.org) 3. A narrow-edged tooth at the front of the mouth, adapted for cutting. In humans there are four incisors in each jaw. (Google Dictionary) Word origin: From Medieval Latin incisor “a cutting tooth,” literally “that which cuts into,” from Latin incisus, past participle of...

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Inclusion

/inˈklo͞oZHən/ Noun, pl. inclusions (Science) 1. A foreign substance, either liquid or solid, usually of minute size, enclosed in the mass of a mineral. (biology-online.org) 2. (Geology) A solid, liquid, or gaseous foreign body enclosed in a mineral or rock. (thefreedictionary.com) 3. (Biology) A nonliving mass, such as a droplet of fat, in the cytoplasm of a cell. (thefreedictionary.com) 4. (Computer Science) A logical operation that assumes the second statement of a pair is true if the first one is true. (thefreedictionary.com) (General) 1. The act of including or the state of being included. (biology-online.org) 2. Something included. (thefreedictionary.com) Word origin: From Latin inclusionem (nominative inclusio) “a shutting up, confinement,” noun of action from past participle stem of...

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