15-Letter Words Containing: H,E,T,A,E,R,I,C

• the branch of psychiatry concerned with psychological methods

• the treatment of mental or emotional problems by psychological means

• the operation of introducing a catheter into the body

• (verse) having an extra syllable or syllables at the end of a metrically complete verse or in a metrical foot

• (prosody) a line of poetry having an extra syllable or syllables at the end of the last metrical foot

• an antihistamine (trade name Periactin) used to treat some allergic reactions

• a condition characterized by excessive restlessness and movement

• better than expected performance (better than might have been predicted from intelligence tests)

• an organic compound of creatine and phosphoric acid; found in the muscles of vertebrates where its hydrolysis releases energy for muscular contraction