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relative
relative atomic mass
relative clause
relative density
relative humidity
relative income hypothesis
relative molecular mass
relative performance compensation
relative permeability
relative permittivity
relative pitch
relative pronoun
relative strength
relative wind
relatively
relativise
relativism
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relapse

re·lapse [ ri láps ]


intransitive verb  (past and past participle re·lapsed, present participle re·laps·ing, 3rd person present singular re·laps·es)
Definition:
 
1. go into former state: to fall back into a former mood, state, or way of life, especially a bad or undesirable one, after coming out of it for a while

2. medicine become ill after apparent recovery: to become ill again after seeming to have made a recovery



noun  (plural re·laps·es)
Definition:
 
1. act of returning to previous condition: a return to a former mood, state, or way of life, especially a bad or undesirable one, after coming out of it for a while

2. medicine worsening of health: a sudden worsening in the condition of a patient who was ill but who seemed to have made a recovery from the illness

[15th century. < Latin relaps-, past participle of relabi "slip again" < labi "to slip"]

re·laps·er noun
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