considerable

UK: /kənˈsɪdərəb^əl/ US: /kənˈsɪdərəbəl/ ,(kən sid′ər ə bəl)

WordReference Random House Learner's Dictionary of American English © 2026

con•sid•er•a•ble /kənˈsɪdərəbəl/   adj. 

1. rather large or great;
   substantial:
   a considerable length of time; a considerable fortune.

con•sid•er•a•bly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2026

con•sid•er•a•ble  (kən sid′ər ə bəl), adj. 

1. rather large or great in size, distance, extent, etc.:
   It cost a considerable amount. We took a considerable length of time to decide.
2. worthy of respect, attention, etc.;
   important;
   distinguished:
   a considerable person.

n. 

3. Informal Terms much;
   not a little:
   He has done considerable for the community.

adv. 

4. Slang Terms [Nonstandard] (older use). considerably;
   noticeably;
   much:
   I'm feeling considerable better now.

• Medieval Latin consīderābilis, equivalent. to consīderā- (see consider) + -bilis -ble
• late Middle English 1400–50

Collins Concise English Dictionary © HarperCollins Publishers::

considerable / kənˈsɪdərəb^əl/ adjective

1. large enough to reckon with: a considerable quantity
2. a lot of; much: the child had considerable courage
3. worthy of respect: a considerable figure in the scientific world

conˈsiderably adverb