ろうそく (rōsoku) means “candle” | MotiTan Japanese Dictionary

More examples

停電したので、ろうそくをテーブルに置きました。tei den shi ta no de rō so ku o tē bu ru ni o ki ma shi ta

There was a power outage, so I put a candle on the table.

A candle provides light by burning a wick surrounded by a solid fuel, usually wax.

キャンドルkyandoru: A common loanword for a candle, often used for decorative or scented products.

ろうを円柱状などに固め、中央の芯に火をつけて照明にするもの。rō o en chū jō na do ni kata me chū ō no shin ni hi o tsu ke te shō mei ni su ru mo no

ろうそく (rōsoku) is based on the Sino-Japanese compound 蝋燭 (rōsoku), combining 蝋 (rō, "wax") with 燭 (soku, "candle") to name a wax candle.

A candle is often associated with birthdays in English because people commonly place one candle for each year of the person's age on a cake.