Search and compare thousands of words and phrases in American Sign Language (ASL). The largest collection online.
How to sign: the subject matter of a conversation or discussion
"he didn't want to discuss that subject"; "it was a very sensitive topic"; "his letters were always on the theme of love";
How to sign: a branch of knowledge
"in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings";
Within this category: allometry, architecture, bibliotics, communications, engineering, frontier, futurology, humanistic discipline, major, military science, numerology, occultism, ology, protology, science, theogony, theology