1. A substance employed to detect the presence of other bodies.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• arragent,
• pagent,
• reagon,
• leagend,
• recient,
• ragen,
• sergent,
• reccent,
• egent,
• regment,
• preagant,
• pergent,
• reecent,
• reagean,
• reagant,
• ragena,
• peagant,
• requent,
• reident,
• ergent

• Recendez,
• recent,
• resentment,
• reignite,
• resendes,
• Rezentes,
• recant,
• regent,
• resendez,
• resendiz,
• recentness,
• resentful,
• resent,
• rezendes,
• recently,
• recount.

The adjective form of the word "reagent" is "reagential".

The plural of the "reagent" can be the "reagents".

The singular of the "reagent" can be the "reagent".