5 syllables: as, the, no, pi, a. Stress on the.
as-THEE-noh-pee-uh
/æsˈθiːnoʊpiə/
asthenopia is pronounced as-THEE-noh-pee-uh (/æsˈθiːnoʊpiə/). It has five syllables (as-the-no-pi-a), with the stress on "the". Asthenopia is a condition marked by eye strain, fatigue, and discomfort after prolonged visual tasks. It stems from imperfect focusing or accommodative strain, and can accompany dry eye or refractive errors. In professional contexts, it describes transient, non-specific ocular fatigue rather than a single disease.
Asthenopia is a condition marked by eye strain, fatigue, and discomfort after prolonged visual tasks. It stems from imperfect focusing or accommodative strain, and can accompany dry eye or refractive errors. In professional contexts, it describes transient, non-specific ocular fatigue rather than a single disease.
- You may default to a hard 't' or 'd' before the 'θ' sound; the correct is a dental fricative /θ/. Practice by placing the tongue gently between the upper and lower front teeth and blowing air without voicing. - Misplacing stress on the first syllable; ensure secondary cues don’t overtake the primary stress on -THI- in this word. - Slurring the final -pia; ensure you articulate -pi- with a light 'i' and a clear 'ə' at the end to avoid a monophthongal tail.
"After hours of screen time, you may experience asthenopia and need a short break."
"The ophthalmologist diagnosed asthenopia as a consequence of excessive near work."
"Her symptoms included headache and blurred vision, classic signs of asthenopia."
Pronounce asˌtheh- NOH-pee-uh with stress on the second syllable. IPA US: æstˈθiːnoʊpiə, UK/AU: əsˈθiːnəʊpiə. Start with a soft a, then “sthe” as in 'sthen-' with a thin dental 'th' sound, ending with -opia. Tip: break it into as-then-OP-ia, and emphasize the OP portion for accuracy.
Two frequent errors: misplacing stress on the first or third syllable (you should stress the second: as-THEN-o-pi-a). Also mispronouncing the
In US, you’ll hear æsˈθiːnoʊpiə with a clear long o in -no- and rhotic 'r'-less ending; UK and AU preserve a slightly shorter final -ə and more clipped -ə-a endings, with stress remaining on the second syllable. All share the /θ/ dental fricative, but vowel lengths vary subtly: US longer in -noʊ-, UK/AU slightly shorter.
The combination of uncommon prefix a- + sthen- (th-hard) and the -opia suffix creates multiple consonant clusters and a long final vowel sequence. The dental fricative /θ/ is challenging for many speakers, and the stress pattern is non-intuitive for non-medical learners, making it easy to misplace emphasis and shorten or elongate vowels. IPA guidance helps anchor each segment.
Does the second syllable carry the primary stress, and how should you voice the t/θ sequence? Yes—stress falls on the second syllable: as-THÉ-no-pi-a. The /θ/ is a voiceless dental fricative; place the tongue lightly between teeth and push air—avoid substituting with /t/ or /s/. In connected speech, keep the hiatus between -thē- and -no- short and natural to prevent a clipped rhythm.
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- US: Rhotic, clearer /r/ absence in this word; vowels tend to be longer in -noʊ-; - UK/AU: subtle non-rhotic tendencies; final schwa is more prominent. - Vowel quality: /æ/ vs /ə/ briefly, in some speakers the first vowel is coalesced into a lax vowel; maintain crisp /θ/ for accuracy. - Use IPA as anchor; keep tongue blade high for /θ/; lips relaxed for /ə/; jaw relaxed for /n/ and /p/; consistent breath support for the sequence.
Asthenopia comes from the Greek a- (not, without) and sthenê (strength) combined with -opia from Greek -ops, indicating vision or sight. The term thus literally means “without strength in vision.” It entered medical usage in the late 19th to early 20th centuries as ophthalmology advanced in diagnosing fatigue-related vision issues. Early references linked asthenopia to refractive errors and prolonged near tasks, gradually expanding to include accommodative strain due to modern screen use. Its definition evolved from a broad sense of eye weakness to a specific syndrome describing ocular fatigue and discomfort with sustained visual effort. First known uses appeared in ophthalmology texts around 1890–1920, reflecting a shift toward standardized symptom descriptors for visual strain and its associated etiologies, including dry eye and astigmatism. In contemporary practice, asthenopia is understood as a syndrome with multifactorial causes, often managed through ergonomic adjustments, refractive correction, and targeted vision therapy.
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💡 These words have similar meanings to "asthenopia" and can often be used interchangeably.
🔄 These words have opposite meanings to "asthenopia" and show contrast in usage.
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Words that rhyme with "asthenopia"
-pia sounds
Practice with these rhyming pairs to improve your pronunciation consistency:
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