What is the past tense of word lector?

The word "lector" is a noun, and nouns don't have tenses. They don't change their form to indicate past, present, or future.

If you're looking for the past tense of a verb related to the word "lector," you might be thinking of:

* "To lecture": The past tense of "to lecture" is "lectured."

* "To read": If "lector" refers to someone who reads aloud, the past tense of "to read" is "read."

Let me know if you had something else in mind!