Real Dictionary

-ed in American English 2
suffix: a suffix forming the past participle of weak verbs (he had crossed the river), and of participial adjectives indicating a condition or quality resulting from the action of the verb ( inflated balloons)

-ed in American English 3
suffix: a suffix forming adjectives from nouns

-ed in British English 2
suffix: forming the past participle of most English verbs

-ed in British English 3
suffix forming adjectives: possessing or having the characteristics of

ED in American English
Department of Education
edited (by)
forming the past tense of weak verbs
abbreviation
abbreviation: Eastern Department
abbreviation: edited
noun: a male given name, form of Edgar or Edward
noun: education
suffix: a suffix forming the past tense of weak verbs

ED in British English
abbreviation for: edited
abbreviation for: Education Department
suffix: forming the past tense of most English verbs

ed.
ed. is a written abbreviation for editor.
suffix: -ed is added to verbs to form their past tense or their past participle. If the verb ends in e, one of the e's is dropped. If the verb ends in y, the y is usually changed to i.