1910 introductions

scatter plot of stars showing the relationship between the stars' absolute magnitudes (luminosities or brightness) versus their effective temperatures (stellar classifications or colour)

Quenya () is a constructed language, one of those devised by J. R. R. Tolkien for the Elves in his Middle-earth fiction.

school of poetry

catalogue of folktale types used in folklore studies

electrified, luminous tube used as signage

syllabary