scenario, spoke, lecture, confusion, cluster: meanings and examples

Learn these 5 words from SAT Vocabulary Level 1 set 28. Each entry includes a definition, example sentence, pronunciation, and synonyms. Use the interactive cards above to practice them.

1. scenario · noun/səˈnɛroʊ/

   a hypothetical situation or sequence of events

   In a worst-case scenario, we could face significant financial losses if the project fails.

   Synonyms: situation, case

   Origin: from Italian 'scenario' meaning 'scene or stage of a play', from the Latin 'scenarium', from 'scena' meaning 'scene'.

2. spoke · noun/spoʊk/

   one of the rods or bars radiating from the hub of a wheel

   The bicycle's wheel was expertly crafted, with each spoke ensuring a smooth and stable ride.

   Synonyms: radii, rods, struts

   Origin: Middle English 'spoke', from Old English 'spāca', meaning 'a rod or bar'.

3. lecture · noun/ˈlɛk.tʃɚ/

   a formal spoken presentation given to an audience, typically in an educational context

   The professor delivered an engaging lecture on modern art techniques that captivated all the students.

   Synonyms: talk, speech, presentation

   Origin: from Latin 'lectura', meaning 'a reading', from 'legere', meaning 'to read'

4. confusion · noun/kənˈfjuʒən/

   a state in which people are uncertain about what is happening or what to do

   There was a great deal of confusion among the students when the teacher changed the exam schedule at the last minute.

   Synonyms: bewilderment, perplexity, uncertainty

   Origin: from Old French 'confusion', from Latin 'confusio', from 'confundere' meaning 'to mix together'

5. cluster · noun/ˈklʌstər/

   a group of similar items or entities that are close together or share a common feature

   The scientist observed a cluster of stars forming in the galaxy.

   Synonyms: group, bunch, collection

   Origin: from Old English 'clyster', meaning a close or confined group, possibly influenced by Middle Dutch 'cluster' or 'clusteren', to cluster.