2013.12.26 word (week16-4)

1.mutable(a.)

[more mutable; most mutable] formal : able or likely to change often
▪ mutable opinions ▪ the government's mutable economic policies

 

2.plausible(a.)

[more plausible; most plausible] : possibly true : believable or realistic
▪ a plausible [=possible] conclusion ▪ a plausible excuse ▪ I thought her explanation was perfectly/entirely/completely plausible. [=I believed her explanation]

 

3.potent(a.)

[more potent; most potent] 1)

a : very effective or strong
▪ potent medicine ▪ The tea was potent.
b : having a very powerful effect or influence on someone
▪ He had potent arguments for going to war. ▪ Her story serves as a potent reminder of the dangers of drug use.

2)  of a man : able to have sex

 

4.prudent(a.)

[more prudent; most prudent] : having or showing careful good judgment
▪ He always listened to her prudent advice. ▪ You made a prudent choice/decision. ▪ She's a prudent investor.

 

5.refute(v.)

[+ obj] formal 1) : to prove that (something) is not true
▪ The lawyer refuted the testimony of the witness. ▪ refute an argument/claim

2 ) : to say that (something) is not true
▪ He refuted [=denied] the rumor about him. ▪ He refutes the notion that he's planning to retire soon. ▪ She refuted the allegations against her.