The definition of peerless is something that is unmatched or is so great that nothing can be compared. The person who is the best swimmer in the world by far and who has no real competition that comes close is an example of someone who would be described as peerless. Being such as to have no match; incomparable.

What does peerless service mean?

peerlessadjective. Without peer or equal; unparalleled, nonpareil. Of the highest quality, best.

What is the root word of incomparable?

incomparable (adj.)

early 15c., from Old French incomparable (12c.) or directly from Latin incomparabilis "that cannot be equaled," from in- "not" (see in- (1)) + comparabilis "comparable" (see comparable).