SOPORIFIC

PRONUNCIATION: (sop-uh-RIF-ik, suh-puh-)

MEANING: adjective: 1. Inducing sleep.
2. Sleepy or drowsy.
3. Dull or monotonous.
noun: Something that induces sleep.

ETYMOLOGY: From Latin sopor (a deep sleep). Ultimately from the Indo-European root swep- (to sleep), which also gave us insomnia, hypnosis, soporose, somniloquy (talking while asleep), and somnambulate (to walk in sleep). Earliest documented use: 1690.
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SOUPORIFIC - Campbell's latest offering - have a bowl before bedtime and sleep like a log!

SORORIFIC - inducing female children

ISOPORIFIC - having microscopic openings of uniform shape