寒暖計|かんだんけいkandankei[0]heiban (flat)

1. nounthermometer
   寒暖計かんだんけいはしばしば零れい度ど以下いかになる。↗

   Thermometers often go below zero.

• Synonym温度計おんどけいNeutralThe everyday word for a thermometer, with no limit on what it measures; 「寒暖計」 refers specifically to the kind that measures air temperature.
• SynonymサーモメーターNeutralA loanword for thermometer, seen mostly in product names or technical contexts; in everyday speech 「温度計」 is the usual word.

For a thermometer, 「温度計」 is the default choice. 「寒暖計」 is a slightly old-fashioned word for one that measures air temperature; サーモメーター turns up in product names or technical use.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 温度計おんどけいの一種いっしゅ。人間にんげんの感かんじる範囲はんい内ないの気温きおんを計測けいそくする道具どうぐ。