diphtheria

N โรค คอตีบ  rok-kor-tib

DIPHTHERIA

Diph *the "ri *a, n. Etym: [NL. , fr. Gr. membrane ): cf. depsere to knead. ] (Med. )

DIPHTHERIAL; DIPHTHERIC

DIPHTHERIAL; DIPHTHERIC Diph *the "ri *al, Diph *ther "ic, a.

diphtheria

diph the ri a |difˈTHi (ə )rēə, dip- dɪpˈθɪriə dɪfˈθɪriə | ▶noun an acute, highly contagious bacterial disease causing inflammation of the mucous membranes, formation of a false membrane in the throat that hinders breathing and swallowing, and potentially fatal heart and nerve damage by a bacterial toxin in the blood. It is now rare in developed countries because of immunization. [The disease is caused by Corynebacterium diphtheriae. ] DERIVATIVES diph the ri al adjective, diph the rit ic |ˌdifTHəˈritik, ˌdip- |adjective ORIGIN mid 19th cent.: modern Latin, from French diphthérie (earlier diphthérite ), from Greek diphthera ‘skin, hide. ’ usage: In the past, diphtheria was correctly pronounced with an f sound representing the two letters ph (as in telephone, phantom, and other ph words derived from Greek ). In recent years, the pronunciation has shifted and today the more common pronunciation, no longer incorrect in standard English, is with a p sound. Nevertheless, the f sound remains the primary pronunciation.

diphtheria

diphtheria |dɪfˈθɪərɪə, dɪp -| ▶noun [ mass noun ] an acute and highly contagious bacterial disease causing inflammation of the mucous membranes, formation of a false membrane in the throat which hinders breathing and swallowing, and potentially fatal heart and nerve damage by a bacterial toxin in the blood. It is now rare in developed countries owing to immunization. ●The disease is caused by Corynebacterium diphtheriae: see Klebs –Löffler bacillus . DERIVATIVES diphtherial adjective, diphtheritic |-θəˈrɪtɪk |adjective ORIGIN mid 19th cent.: modern Latin, from French diphthérie (earlier diphthérite ), from Greek diphthera ‘skin, hide ’. usage: In the past diphtheria was pronounced with an f sound representing the two letters ph (as in telephone, sulphur, and other ph words derived from Greek ). In recent years the pronunciation has shifted and today the most common pronunciation, no longer incorrect in standard English, is with a p sound. A very similar shift has taken place with the word diphthong, which is now also widely pronounced with a p rather than an f sound.

diphtheria

diph the ri a /dɪfθí ə riə /名詞 U 〘医 〙ジフテリア .