Meanings

the four great civilizations of the world (China, Babylon, India, and Egypt; as put forward by Chinese scholar Liang Qichao in 1900)

hyaloplasm

Egyptian civilization (civilisation)

Mesopotamian civilization

continuously burning light (e.g. at a Buddhist altar)

zona pellucida

civilized person

feeling of transparency

information session

clear as day

contents-certified mail

burbot (Lota lota)

three kinds of awareness

Hoakari no Mikoto (Japanese deity)

lamplight

firelight

explanation of aim (esp. of a legislative bill)

background briefing

unexplained

master inventor