遗传学家在英语中被称为"geneticist"。来源是源自于英语genetics，这个词来源于希腊语genes，意思是"生物学"或"生物遗传学"。
例句1: The geneticist has been studying the genetic factors that contribute to heart disease.
（遗传学家一直在研究导致心脏病的遗传因素。）
例句2: She is a leading geneticist in the field of genetic engineering.
（她是遗传工程领域的顶尖遗传学家。）
例句3: The geneticist discovered a genetic mutation that causes the disease.
（遗传学家发现了一种导致这种疾病的遗传突变。）