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aioli vs. mayonnaise

[ahy-oh-lee, ey-oh-, a-yaw-lee] / aɪˈoʊ li, eɪˈoʊ-, a yɔˈli /

noun

Cooking.
  1. a garlic-flavored mayonnaise of Provence, served with fish and seafood and often with vegetables.

[mey-uh-neyz, mey-uh-neyz] / ˌmeɪ əˈneɪz, ˈmeɪ əˌneɪz /

noun

  1. a thick dressing of egg yolks, vinegar or lemon juice, oil, and seasonings, used for salads, sandwiches, vegetable dishes, etc.