quarterly
quarter + -ly
https://gyazo.com/d55f5608dfabb605205a006ab39f4a46
source: What is quarterly - Definition and Meaning - Math Dictionary
adjective
1. attributive done, produced, or occurring once every quarter of a year: 1年の4半期に一度行われる、作られる、起こる
〖名詞の前で〗年4回の; 3か月おきの
e.g. a quarterly newsletter is distributed to members.: 3ヶ月おきの社報がメンバーに配られた。
2. Heraldry (of a shield or charge) divided into four (or occasionally more) subdivisions by vertical and horizontal lines.
〘紋章〙 盾を4分割した.
adverb
1. once every quarter of a year: 1年の4分の1ごとに
年4回, 3か月ごとに
e.g. interest is paid quarterly.; 利子は3ヶ月ごとに支払われる
2. Heraldry in the four, or in two diagonally opposite, quarters of a shield. on the pattern of Old French quartile.
〘紋章〙 盾を4分割して.
noun (plural quarterlies)
a magazine or journal that is published four times a year.: 年に4回出版される雑誌や専門誌
季刊誌(→ periodical)