Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
Autoclave is regular. It follows the -d Addition rule.
Use past time markers: "Yesterday, she autoclaved to the store."
No. Use "did not autoclave" (not "did not autoclaved").
The verb autoclave follows the standard English past tense conjugation rule. When forming the past tense, autoclave becomes autoclaved. This follows the -d Addition pattern, which is one of the most common conjugation rules in English.
Understanding why autoclave becomes autoclaved helps with spelling and pronunciation. Verbs ending in -e simply add -d to form the past tense. This is the most straightforward regular rule.
When using autoclaved in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she autoclaved to the store." The past tense form does not change based on the subject — I autoclaved, you autoclaved, he/she autoclaved, we autoclaved, they autoclaved.