Parse error for word 'trickle'

[Superbubbleagnes]

Anki Version: 2.1.35%0APlatform: Darwin 19.6.0%0AURL: http://www.dictionaryapi.com/api/v1/references/collegiate/xml/trickle?key=c552a057-33bb-48de-8a96-745ffc4c791c%0AStack Trace: Traceback (most recent call last):
File %22/Users/fa/Library/Application Support/Anki2/addons21/2136497008/autodefine.py%22, line 213, in get_entries_from_api
returned = urllib.request.urlopen(req).read()
File %22urllib/request.py%22, line 222, in urlopen
File %22urllib/request.py%22, line 525, in open
File %22urllib/request.py%22, line 542, in _open
File %22urllib/request.py%22, line 502, in _call_chain
File %22urllib/request.py%22, line 1346, in http_open
File %22urllib/request.py%22, line 1321, in do_open
File %22http/client.py%22, line 1322, in getresponse
File %22http/client.py%22, line 303, in begin
File %22http/client.py%22, line 272, in _read_status
http.client.RemoteDisconnected: Remote end closed connection without response