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Thetis

Mythology
Pronunciation

Understanding ARPABET Pronunciation

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The pronunciation guide uses the ARPABET phonetic system—the same system used in speech recognition and text-to-speech applications.

Vowel Examples:
AE1 = cat, bat
EH1 = bed, head
IY1 = see, me
OW1 = go, boat
UW1 = boot, do
Stress Numbers:
0 = no stress (unstressed)
1 = primary stress (loud)
2 = secondary stress (medium)
Example:
AH0 TH IY1 N AH0
= a-THEE-na (Athena)

The stressed syllable (marked with 1) is pronounced louder and clearer than others.

Quick Definition

Thetis, a Nereid sea nymph in Greek myth, is Achilles’ mother, famed for her attempts to make him immortal and her divine grief.

Detailed Definition
Thetis, a Nereid, tried to make Achilles immortal and secured divine armor for him after Patroclus’ death. Though powerful, she is bound by fate. Poets invoke Thetis to explore maternal grief, the limits of divine intervention, and the tragic intersection of mortality and heroism.
Example
Example in poetry:
Homer’s Iliad recounts Thetis’s attempts to protect Achilles and secure his armor; Ovid’s Metamorphoses describes her marriage to Peleus and role in Achilles’ birth; In Apollonius Rhodius, she aids the Argonauts; Later epic uses Thetis as a symbol of maternal power and divine sorrow; In allegory, she represents the sea’s nurturing and destructive aspects; Renaissance poetry invokes her as a figure of tragic foresight.
Additional Notes
Thetis, sea-nymph and mother of Achilles, tries to make him immortal and secures divine armor after Patroclus’s death. Students should analyze her as a liminal figure—divine yet powerless against fate. Her marriage to Peleus bridges gods and mortals. In the Iliad, she embodies maternal grief and divine intervention. Related: Achilles, Peleus, Nereids.
Other Meanings of “Thetis”
Also Known As
Thetis the Silver-Footed Nereid Queen Mother of Achilles Sea-Goddess of Destiny
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