A disease, with necrosis of the jaw and bleeding of the gums, caused by the ingestion of radium and its subsequent absorption into the bones.

A plant of the genus Peperomia, many of which are commonly used as houseplants.

(music) An FM radio format in the United States popular from the 1970s to the 1980s, using 1960s music perceived as underground arranged into preset playlists.

An altimeter that uses a narrow radio or radar beam directed at the ground

An early form of radio direction finder that used commercial radio stations

A navigational aid to aircraft that provides a bearing to a radio beacon

(of music) Suitable for play on mainstream radio; appealing to popular taste, free from profanity, etc.

Any of a set of 214 radicals (the portion of a Chinese character that provides an indication of its meaning) introduced in the Zihui and named after the more popular Kangxi Dictionary. This set of radicals has become the standard for sorting and ordering Chinese characters.

The phase of radicalization in which a person wishes to join a radical group and disclaim their prior identity (name, family, country).

Misspelling of radio button.