What is the meaning of Astringere?

to compel, to oblige [with a (+ infinitive) ‘to’]

to grasp tightly; to squeeze

to tighten, to cause an astringent effect to (tissues, etc.)

to constipate

second-person singular future passive indicative of astringō

inflection of astringō:

  1. present active infinitive
  2. second-person singular present passive imperative/indicative

present active infinitive

second-person singular present passive imperative/indicative

Source: wiktionary.org