'arid-sensitive' is a compound word formed from 'arid' and 'sensitive'. 'Arid' originates from Latin 'aridus', meaning 'dry', and 'sensitive' comes from Latin 'sensitivus', meaning 'capable of feeling'.

'Arid' and 'sensitive' were combined in modern English to describe organisms or systems that react to dry conditions.

Initially, 'arid' meant 'dry', and 'sensitive' meant 'capable of feeling'. Together, they describe a reaction to dryness.