provitamin a   (TTS Sound)

The provitamin_a has 1 Senses.

• carotene, carotin, provitamin a
• カロチン
• an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
• 多くの植物に見られる不飽和炭化水素のオレンジ色の異性体