English (US) (en-US)
The following table lists the International Phonetic Alphabet (IPA) phonemes, the Extended Speech Assessment Methods Phonetic Alphabet (X-SAMPA) symbols, and the corresponding visemes for the American English voices that are supported by Amazon Polly.
IPA |
X-SAMPA |
Description |
Example |
Viseme |
---|---|---|---|---|
Consonants |
||||
b |
b |
voiced bilabial plosive |
bed |
p |
d |
d |
voiced alveolar plosive |
dig |
t |
d͡ʒ |
dZ |
voiced postalveolar affricate |
jump |
S |
ð |
D |
voiced dental fricative |
then |
T |
f |
f |
voiceless labiodental fricative |
five |
f |
ɡ |
g |
voiced velar plosive |
game |
k |
h |
h |
voiceless glottal fricative |
house |
k |
j |
j |
palatal approximant |
yes |
i |
k |
k |
voiceless velar plosive |
cat |
k |
l |
l |
alveolar lateral approximant |
lay |
l |
m |
m |
bilabial nasal |
mouse |
p |
n |
n |
alveolar nasal |
nap |
t |
ŋ |
N |
velar nasal |
thing |
k |
p |
p |
voiceless bilabial plosive |
speak |
p |
ɹ |
r\ |
alveolar approximant |
red |
r |
s |
s |
voiceless alveolar fricative |
seem |
s |
ʃ |
S |
voiceless postalveolar fricative |
ship |
S |
t |
t |
voiceless alveolar plosive |
trap |
t |
t͡ʃ |
tS |
voiceless postalveolar affricate |
chart |
S |
θ |
T |
voiceless dental fricative |
thin |
T |
v |
v |
voiced labiodental fricative |
vest |
f |
w |
w |
labial-velar approximant |
west |
u |
z |
z |
voiced alveolar fricative |
zero |
s |
ʒ |
Z |
voiced postalveolar fricative |
vision |
S |
Vowels |
||||
ə |
@ |
mid-central vowel |
arena |
@ |
ɚ |
@` |
mid-central r-colored vowel |
reader |
@ |
æ |
{ |
near open-front unrounded vowel |
trap |
a |
aɪ |
aI |
diphthong |
price |
a |
aʊ |
aU |
diphthong |
mouth |
a |
ɑ |
A |
long open-back unrounded vowel |
father |
a |
eɪ |
eI |
diphthong |
face |
e |
ɝ |
3` |
open mid-central unrounded r-colored vowel |
nurse |
E |
ɛ |
E |
open mid-front unrounded vowel |
dress |
E |
i |
i |
long close front unrounded vowel |
fleece |
i |
ɪ |
I |
near-close near-front unrounded vowel |
kit |
i |
oʊ |
oU |
diphthong |
goat |
o |
ɔ |
O |
long open mid-back rounded vowel |
thought |
O |
ɔɪ |
OI |
diphthong |
choice |
O |
u |
u |
long close-back rounded vowel |
goose |
u |
ʊ |
U |
near-close near-back rounded vowel |
foot |
u |
ʌ |
V |
open-mid-back unrounded vowel |
strut |
E |
Additional Symbols |
||||
ˈ |
" |
primary stress |
Alabama |
|
ˌ |
% |
secondary stress |
Alabama |
|
. |
. |
syllable boundary |
A.la.ba.ma |