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MCAT Word List # MCAT/W12

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Description of unite (verb: united; united; uniting)
to join together

Samples of unite
The sperm and egg unite during fertilization.



   
Description of ingest (verb: ingested; ingested; ingesting)
to take in

Samples of ingest
Food is ingested through the mouth in humans.



   
Description of expel (verb: expelled; expelled; expelling)
to push out

Samples of expel
Feces is expelled from the rectum by muscular contractions.



   
Description of ionize (verb: ionized; ionized; ionizing)
to separate or dissociate into ions

Samples of ionize
Water tends to ionise into hydrogen and hydronium ions.



   
Description of anaerobic (adjective)
existing without oxygen

Samples of anaerobic
Under anaerobic conditions reduction of pyruvate can occur.



   
Description of node (noun: plural: nodes)
a small swelling of tissue

Samples of node
Examples of nodes in the body are lymph nodes, the atrio-ventricular node and the node of Ranvier.



   
Description of activation energy (noun: plural: activation energies)
the energy needed to start a chemical reaction

Samples of activation energy
Activation energies explain why reaction rates vary with different temperatures.

Determination of activation energy
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of operate (verb: operated; operated; operating)
to carry out a surgical procedure to repair or remove a damaged body part; to work (machinery)

Samples of operate
Surgeons operate in operating theatres.



   
Description of dislocate (verb: dislocated; dislocated; dislocating)
to displace a bone (in relation to the joint); to become displaced

Samples of dislocate
Shoulder, knee and hip joints are all prone to dislocation.



   
Description of dehydrate (verb: dehydrated; dehydrated; dehydrating)
to lose water from; to remove water from something

Samples of dehydrate
Patients with a fever dehydrate quickly and must drink more fluids.



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