Aerotitan is pronounced air-oh-TIE-tan.
/ˌɛər.ʌˈtaɪ.tən/
Capitals mark the stressed syllable.
The audio is a synthesized voice reading the name, so it can differ slightly from the respelling.
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Where the name comes from
Titan
/ˈtaɪ.tən/
Greek, “Titan, giant”
IPA from Wiktionary